81174660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11369}}^1$

素因数の和:11405

約数の個数: 96

約数和(自身を含む): 275063040

約数和(自身を除く): 193888380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 11369, 22738, 34107, 45476, 56845, 68214, 79583, 113690, 136428, 159166, 170535, 193273, 227380, 238749, 318332, 341070, 386546, 397915, 477498, 579819, 682140, 773092, 795830, 954996, 966365, 1159638, 1193745, 1352911, 1591660, 1932730, 2319276, 2387490, 2705822, 2899095, 3865460, 4058733, 4774980, 5411644, 5798190, 6764555, 8117466, 11596380, 13529110, 16234932, 20293665, 27058220, 40587330, 81174660]

約数ペア:

[(1, 81174660), (2, 40587330), (3, 27058220), (4, 20293665), (5, 16234932), (6, 13529110), (7, 11596380), (10, 8117466), (12, 6764555), (14, 5798190), (15, 5411644), (17, 4774980), (20, 4058733), (21, 3865460), (28, 2899095), (30, 2705822), (34, 2387490), (35, 2319276), (42, 1932730), (51, 1591660), (60, 1352911), (68, 1193745), (70, 1159638), (84, 966365), (85, 954996), (102, 795830), (105, 773092), (119, 682140), (140, 579819), (170, 477498), (204, 397915), (210, 386546), (238, 341070), (255, 318332), (340, 238749), (357, 227380), (420, 193273), (476, 170535), (510, 159166), (595, 136428), (714, 113690), (1020, 79583), (1190, 68214), (1428, 56845), (1785, 45476), (2380, 34107), (3570, 22738), (7140, 11369)]